<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<style type="text/css">
		div {
			width: 960px;
			background-color: rgb(237, 236, 250);
			border: 1px dashed #ccc;
			margin: 10px auto;
		}

		.top {
			height: 200px;
		}

		.banner {
			height: 150px;
		}
		.main{
			height: 500px;
		}
		.footer{
			height: 100px;;
		}
	</style>
	
	<body>


		<div class="top"></div>
		<div class="banner"></div>
		<div class="main"></div>
		<div class="footer"></div>


	</body>
</html>
